diff --git a/distr/flecs.h b/distr/flecs.h
index 790459d87..f6cc8c9f1 100644
--- a/distr/flecs.h
+++ b/distr/flecs.h
@@ -10314,6 +10314,9 @@ int ecs_value_move_ctor(
 #ifdef FLECS_NO_SYSTEM
 #undef FLECS_SYSTEM
 #endif
+#ifdef FLECS_NO_ALERTS
+#undef FLECS_ALERTS
+#endif
 #ifdef FLECS_NO_PIPELINE
 #undef FLECS_PIPELINE
 #endif
diff --git a/include/flecs/private/addons.h b/include/flecs/private/addons.h
index 597e47530..6f2775bef 100644
--- a/include/flecs/private/addons.h
+++ b/include/flecs/private/addons.h
@@ -24,6 +24,9 @@
 #ifdef FLECS_NO_SYSTEM
 #undef FLECS_SYSTEM
 #endif
+#ifdef FLECS_NO_ALERTS
+#undef FLECS_ALERTS
+#endif
 #ifdef FLECS_NO_PIPELINE
 #undef FLECS_PIPELINE
 #endif